– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 pm Sat 02 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sat 02 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 02 May Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 24°C on Sun afternoon, min 14°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 18°C on Wed afternoon, min 9°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Sunday 3 | Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | | | | | | | |  |  | |  | |  | |  | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | cloudy | some clouds | light rain | cloudy | rain shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.1 | — | 1.2 | |
max °C | 19 | 22 | 24 | 20 | 21 | 22 | 18 | 18 | 20 | 17 | 16 | 18 | 14 | 11 | 14 | 12 | 11 | 13 | 8 |
min °C | 16 | 19 | 23 | 17 | 19 | 22 | 14 | 15 | 20 | 13 | 14 | 17 | 9 | 10 | 14 | 9 | 10 | 12 | 8 |
16 | 19 | 23 | 17 | 19 | 22 | 14 | 15 | 20 | 13 | 14 | 17 | 9 | 10 | 14 | 9 | 9 | 11 | 7 | |
3250 | 3400 | 3450 | 3500 | 3450 | 3500 | 3500 | 3500 | 3550 | 3550 | 3350 | 3150 | 2600 | 2900 | 2850 | 2800 | 2000 | 2000 | 1800 | |
Cloud base (m) | 9200 | 8950 | 8150 | 8750 | 6650 | 650 | 850 | 5900 | 2450 | 600 | |||||||||
 | — | 5:45 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:37 | — | — |
 | — | — | — | 8:24 | — | — | 8:25 | — | — | 8:28 | — | — | 8:29 | — | — | 8:30 | — | — | 8:31 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Warm (max 24°C on Sun afternoon, min 14°C on Mon night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Mostly dry. Very mild (max 18°C on Wed afternoon, min 9°C on Wed night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.